58% WP Ridomil-MZ and 72% WP CURZATE-M8 were screened in laboratory and field to control phytophthora root rot of soybean.

• 经室内外试验筛选出防治大豆疫霉根腐病效果较好的药剂是 :瑞毒霉锰锌 5 8%25WP和克露 72%25WP。